Tonya’s employer sends her on a business trip to Los Angeles. Tonya is gone a total of 10 days, of which only 5 count as business days. If Tonya is not reimbursed for any of the trip, which of the following statements is correct about Tonya’s employee business expense deduction?

a. Tonya can deduct 50% of her plane ticket.

b. Tonya can deduct 100% of any amounts spent entertaining business clients.

c. Tonya can deduct 50% of her total hotel costs.

d. Tonya can deduct 50% of the total amount spent on meals during her trip.